> For the complete documentation index, see [llms.txt](https://developer.magtek.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.magtek.com/hardware/card-readers/mms-dyna-devices.md).

# MMS Dyna Devices

This page provides resources for MagTek's MMS (MagTek Messaging Schema) Dyna device family, which includes secure card readers and PIN pads that communicate using the MMS command set. These devices support reading magnetic stripe, EMV® Contact Chip, EMV Contactless, NFC Mobile Wallets, Non-payment NFC technologies, and 1D/2D barcodes. Here you will find documentation covering device communication protocols, developer tools, and configuration guides for various Dyna device models.

### Key Product Directory >

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th></tr></thead><tbody><tr><td><a href="https://magtek.gitbook.io/magtek-support/hardware/card-readers/mms-dyna-devices/emv-common-kernel/dynaflex-scr"><mark style="color:$tint;"><strong>DynaFlex II SCR ></strong></mark></a></td><td><em>Go to this page to view detailed resources including programmer’s manuals, technical reference guides, software/SDKs, FAQs, and instructional videos for the DynaFlex II Secure Card Reader.</em></td></tr><tr><td><a href="https://magtek.gitbook.io/magtek-support/hardware/card-readers/mms-dyna-devices/emv-common-kernel/dynaflex-ii-ped"><mark style="color:$tint;"><strong>DynaFlex II PED ></strong></mark></a></td><td><em>Go to this page to find brochures, programmer’s manuals, compliance documents, and software tools for the DynaFlex II PED, a PIN Entry Device.</em></td></tr><tr><td><a href="https://magtek.gitbook.io/magtek-support/hardware/card-readers/mms-dyna-devices/emv-common-kernel/dynaflex-ii-go"><mark style="color:$tint;"><strong>DynaFlex II Go ></strong></mark></a></td><td><em>Go to this page to access documentation, software, and FAQ videos for the portable DynaFlex II Go SCR, a Secure Card Reader.</em></td></tr><tr><td><a href="https://developer.magtek.com/hardware/card-readers/mms-dyna-devices/dynaprox"><mark style="color:$primary;"><strong>DynaProx ></strong></mark> </a></td><td><em>Go to this page to find brochures, programmer’s manuals, and compliance documents for the DynaProx EMV Contactless, and NFC Contactless reader.</em></td></tr><tr><td><a href="https://developer.magtek.com/hardware/card-readers/mms-dyna-devices/dynaflex-pro-scr-gen-i"><mark style="color:$primary;"><strong>DynaFlex Pro/SCR (Gen I) ></strong></mark></a></td><td><em>Go to this page to find brochures, programmer’s manuals, compliance documents, and software tools for the DynaFlex Pro/SCR (Gen I) PCI PTS POI certified Secure Card Reader Authenticators reader.</em></td></tr></tbody></table>

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